In the crystalline waters off the coast of Indonesia, an “unusual” freckled creature swam near a large sea sponge. Its bright eyes scanned the surrounding reef and the diver hovering nearby.

Glass sponges are found along the deep sea ... Here are three of our most recent eye-catching stories. → 6-foot-long sea creature — with 'sharp' snout — discovered as new species in Colombia ...

"We saw no sea floor. We only saw life. There was one sponge on top of the other ... "It was just a huge, Sherlock Holmes-like detective private-eye project," Boetius said, adding, "We had ...

Sea sponges are one such creature, and they come in many shapes and sizes. As surprising as it seems, one particular variety of sea sponge, called a glass sponge, shares something in common with ...

Your browser does not support the video element. Sea sponges, among the oldest creatures in existence, let out what looks like a deep sea "sneeze" to filter out waste ...